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5 votes
5 votes
In addition to the Industrial Revolution what other major change was in development in the 19th century?

A. Development of international trade
B. Use of a slave workforce
C. The use of riverboats as the primary mode of transportation
D. A national transportation system

User ChristianOConnor
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1 Answer

22 votes
22 votes
The answer is D

International trade existed way back in colonizing days as America didn’t have everything they needed from what they could gather

Slave workforce also existed prior to the revolution

Riverboats are typically not the primary use of transportation.
User Akos
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